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Merge pull request #1447 from Unleash/docs/strat-constraints-ruby-warning

docs: Add note saying that some SDKs will crash with new operators.
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Thomas Heartman 2022-03-17 14:07:20 +01:00 committed by GitHub
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@ -10,7 +10,7 @@ Unleash 4.9 introduced a more comprehensive set of constraint operators. These r
:::
:::caution undefined behavior
When using _advanced strategy constraints_ (any operator that isn't `IN` or `NOT_IN`), *make sure your client SDK is up to date* and supports this feature. For older versions of the client SDKs we **cannot guarantee** any specific behavior: the constraints may evaluate to `false` or they may evaluate to `true`.
When using _advanced strategy constraints_ (any operator that isn't `IN` or `NOT_IN`), *make sure your client SDK is up to date* and supports this feature. For older versions of the client SDKs we **cannot guarantee** any specific behavior: the constraints may evaluate to `false`, they may evaluate to `true`, or the client may raise an exception (as in the case of the **Ruby SDK** prior to **version 4.1.0**).
:::
**Strategy constraints** are conditions that must be satisifed for an [activation strategy](../user_guide/activation_strategy) to be evaluated for a feature toggle.